10x+20(70-x)=820

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Solution for 10x+20(70-x)=820 equation: 



10x+20(70-x)=820

We move all terms to the left:

10x+20(70-x)-(820)=0

We add all the numbers together, and all the variables

10x+20(-1x+70)-820=0

We multiply parentheses

10x-20x+1400-820=0

We add all the numbers together, and all the variables

-10x+580=0

We move all terms containing x to the left, all other terms to the right

-10x=-580

x=-580/-10

x=+58

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